Acceleration and braking test in sunnypilot
Replaces normal speed control with a fixed test sequence. The source marks it not for road use.
Try Acceleration and braking test in the settings explorer →
Where to find it
- comma four · On the device: Settings → developer → longitudinal maneuver mode. Requires supported acceleration and braking control and a device out of driving mode.
- comma 3X · On the device: Settings → Developer → Longitudinal Maneuver Mode. Requires supported acceleration and braking control and a device out of driving mode.
- comma 3X · Sunnylink: Sunnylink → Developer → [TEST] Longitudinal Maneuver Mode. This screen follows the reviewed software branch. Other builds may hide this control. Requires driving assistance disengaged. Requires sunnypilot acceleration and braking control. The source requires explicit confirmation per write and use only in a closed environment. This guide performs no real action. Requires Show Advanced Controls.
Sources for this explanation
Checked 2026-09-30 against the release source. This guide illustrates controls; it is not a test on your car.